seismic option
61Nuclear Explosions for the National Economy — (sometimes referred to as Program #7[1]), was a Soviet program to investigate peaceful nuclear explosions (PNEs). It was analogous to the US program Operation Plowshare. One of the better known tests was Chagan of January 15, 1965. Radioactivity… …
62Differential sticking — A diagram showing forces at work during differential sticking. The small black arrows represent pressure exerted on the drill pipe from the wellbore, the red arrows represent pressure exerted on the pipe from the formation (smaller than in the… …
63Mitigation of peak oil — The standard Hubbert curve, plotting crude oil production of an oil well or oil field over time …
64Voided biaxial slab — Voided biaxial slabs are reinforced concrete slabs in which voids reduce the amount of concrete.While concrete have been used for thousands of years, the use of reinforced concrete is a relative recent invention, usually attributed to Joseph… …
65Architecture and Civil Engineering — ▪ 2009 Introduction Architecture For Notable Civil Engineering Projects in work or completed in 2008, see Table (Notable Civil Engineering Projects (in work or completed, 2008)). Beijing was the centre of the world of architecture… …
662011 Virginia earthquake — Shake map …
67Marathon Dam — The dam and reservoir …
68Netflix — Netflix, Inc. Type Public company Traded as NASDAQ: NFLX …
69Sri Lanka — Ceylon redirects here. For the time period of 1948 1972, see Dominion of Ceylon. For other uses, see Ceylon (disambiguation). Democratic Socialist Republic of Sri Lanka ශ්රී ලංකා ප්රජාතාන්ත්රික සමාජවාදී ජනරජය (Sinhala) இலங்கை சனநாயக சமத்துவ… …
70Nuclear power in the United Kingdom — United Kingdom energy related articles Government energy policy Energy use and conservation Nuclear power Solar power Wind power Energy efficiency in …
